MathAlgebraLinear algebraSystems of linear equations

Matrix representation of systems of linear equations

Theory

Number of variables

Report a typo

How many variables are there in the system {x=2x+z=3y+x=4\begin{cases} x = 2\\ x + z = 3\\ y + x = 4 \end{cases} ?

Enter a number
___

Create a free account to access the full topic